Covering the melee in Cairo as an American journalist has taken a turn for the worse in the last 24 hours.

In addition to the dangers of reporting from an area where the government has failed to ensure basic safety, an alleged pro-Hosni Mubarak mob has infiltrated the protests and is turning violent on protesters and western journalists.

Ashley Webster, the overseas market editor for the Fox Business Network, is the latest to face the threats from the pro-Mubarak demonstrators. On Monday, around 10 a.m. Eastern time, Webster tweeted the following: